/**
* @param array $terms Terms to highlight
* @return string Highlighted text snippet, null (and not '') if not supported
*/
function getTextSnippet($terms)
{
global $wgAdvancedSearchHighlighting;
$this->initText();
// TODO: make highliter take a content object. Make ContentHandler a factory for SearchHighliter.
list($contextlines, $contextchars) = SearchEngine::userHighlightPrefs();
$h = new SearchHighlighter();
if (count($terms) > 0) {
if ($wgAdvancedSearchHighlighting) {
return $h->highlightText($this->mText, $terms, $contextlines, $contextchars);
} else {
return $h->highlightSimple($this->mText, $terms, $contextlines, $contextchars);
}
} else {
return $h->highlightNone($this->mText, $contextlines, $contextchars);
}
}
